他提出的四个标准包括：功能健全、便于操作、简单清晰以及相关细节的完整性。
His four criteria included: robustness, ease of control, simplicity, and completeness of relevant detail.
此外，他还有许多非官方纪录，包括在四个玻璃瓶上做出20个标准俯卧撑、在两个拉环上做出90度俯卧撑、以及单手手倒立超过20秒。
He also has unofficial records including 20 push-ups on fourglass bottles, 90 degree push-ups on two rings and a onehanded handstand for more than 20 seconds.
此外，他还有许多非官方纪录，包括在四个玻璃瓶上做出20个标准俯卧撑、在两个拉环上做出90度俯卧撑、以及单手手倒立超过20秒。
He also has unofficial records including 20 push-ups on fourglass bottles, 90 degree push-ups on two rings and a onehanded handstand for more than 20 seconds.
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